Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - (Details)

v3.8.0.1
Subsequent Events - (Details) - Subsequent Event - Common Stock
Oct. 17, 2017
$ / shares
shares
Subsequent Event [Line Items]  
Exercise of stock options (in shares) | shares 2,000,000
Exercise price per share (in USD per share) | $ / shares $ 1.91